| |
| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. The ASF licenses this file to you under the Apache License, Version |
| * 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions |
| * and limitations under the License. |
| */ |
| |
| package org.apache.storm.messaging.netty; |
| |
| import java.util.Map; |
| import org.apache.storm.Config; |
| import org.apache.storm.serialization.KryoValuesDeserializer; |
| import org.apache.storm.serialization.KryoValuesSerializer; |
| import org.apache.storm.shade.io.netty.channel.Channel; |
| import org.apache.storm.shade.io.netty.channel.ChannelInitializer; |
| import org.apache.storm.shade.io.netty.channel.ChannelPipeline; |
| |
| class StormServerPipelineFactory extends ChannelInitializer<Channel> { |
| |
| private final Map<String, Object> topoConf; |
| private final Server server; |
| |
| StormServerPipelineFactory(Map<String, Object> topoConf, Server server) { |
| this.topoConf = topoConf; |
| this.server = server; |
| } |
| |
| @Override |
| protected void initChannel(Channel ch) throws Exception { |
| // Create a default pipeline implementation. |
| ChannelPipeline pipeline = ch.pipeline(); |
| |
| // Decoder |
| pipeline.addLast("decoder", new MessageDecoder(new KryoValuesDeserializer(topoConf))); |
| // Encoders |
| pipeline.addLast("netty-serializable-encoder", NettySerializableMessageEncoder.INSTANCE); |
| pipeline.addLast("backpressure-encoder", new BackPressureStatusEncoder(new KryoValuesSerializer(topoConf))); |
| |
| boolean isNettyAuth = (Boolean) topoConf |
| .get(Config.STORM_MESSAGING_NETTY_AUTHENTICATION); |
| if (isNettyAuth) { |
| // Authenticate: Removed after authentication completes |
| pipeline.addLast("saslServerHandler", new SaslStormServerHandler( |
| server)); |
| // Authorize |
| pipeline.addLast("authorizeServerHandler", |
| new SaslStormServerAuthorizeHandler()); |
| } |
| // business logic. |
| pipeline.addLast("handler", new StormServerHandler(server)); |
| } |
| } |